[U-Boot] [PATCH 3/3] mx6sl: Add initial support for mx6slevk board

[Stefano Babic]

On 06/04/2013 18:40, Fabio Estevam wrote:
> Hi Dirk,
> 
> On Sat, Apr 6, 2013 at 1:30 PM, Dirk Behme <dirk.behme at gmail.com> wrote:
> 
>> ... but saving power over the whole (kernel) runtime. I might be wrong, but
>> to my understanding the kernel doesn't *disable* unneeded clocks?
>>
>> So it's up to the bootloader to enable only the peripherals (clocks) really
>> needed for booting. And then it's up to the kernel's driver init functions
>> to enable the needed clocks for the subsystem once it's needed.
>>
>> But as I won't use this board I won't care about the power consumption here.
>> If you think it's fine for the use cases of this board to enable all clocks
>> by default, then this shouldn't stop applying this patch.
> 
> Ok, understood. I will go through each one of the CCM registers and
> check what clocks can be turned off.
> 
> This may take some time though as it needs proper testing.
> 
> I suggest that we keep the current clock settings as is, so that the
> board support can reach U-boot, then later I can submit a patch for
> turning off the unneeded clocks.

+1

Best regards,
Stefano


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